139373330 has 32 divisors (see below), whose sum is σ = 267369984. Its totient is φ = 52186816.

The previous prime is 139373329. The next prime is 139373347. The reversal of 139373330 is 33373931.

It is a happy number.

139373330 is nontrivially palindromic in base 4.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4364 + ... + 17256.

It is an arithmetic number, because the mean of its divisors is an integer number (8355312).

Almost surely, 2^139373330 is an apocalyptic number.

139373330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139373330 is a deficient number, since it is larger than the sum of its proper divisors (127996654).

139373330 is a wasteful number, since it uses less digits than its factorization.

139373330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12970.

The product of its (nonzero) digits is 15309, while the sum is 32.

The square root of 139373330 is about 11805.6482244729. The cubic root of 139373330 is about 518.4734940995.

The spelling of 139373330 in words is "one hundred thirty-nine million, three hundred seventy-three thousand, three hundred thirty".